Together with Carl Lieberman[?], he synthesized the orange-red dye alizarin in 1868.
He also intruduced the "ortho," "meta," and "para," nomenclature on benzene rings.
... 18 living with them, 58.8% are married couples living together, 12.8% have a female householder with no husband present, and 24.0% are non-families. 19.0% of all households ...